Finding the Fourth Proportional to 59,724.48, 89,594.96 and 20,271

Step by Step Solution

1. Step 1: Write the proportion equation
   59,724.48 : 89,594.96 = 20,271 : x
2. Step 2: Convert to fraction form
   59,724.48/89,594.96 = 20,271/x
3. Step 3: Cross multiply
   59,724.48x = 89,594.96 × 20,271
4. Step 4: Simplify right side
   59,724.48x = 1,816,179,332.81
5. Step 5: Solve for x
   x = 1,816,179,332.81/59,724.48
6. Step 6: Final answer
   x = 30,409.30